nymph
noun
[ nɪmf ]
• a mythological spirit of nature imagined as a beautiful maiden inhabiting rivers, woods, or other locations.
• "the idyllic world of nymphs and shepherds"
• an immature form of an insect that does not change greatly as it grows, e.g. a dragonfly, mayfly, or locust.
• a mainly brown butterfly that frequents woods and forest glades.
Origin:
late Middle English: from Old French nimphe, from Latin nympha, from Greek numphē ‘nymph, bride’; related to Latin nubere ‘be the wife of’.